This module is a foundation for other Global components and includes:
DiscoveryService - a special service that conducts a DNS-like role storing information about IPs of Master servers and
Public Keys associated with them. Basically, the main functions of DiscoveryService are to resolve clients’ requests
for data location and registers newly uploaded data along with checking its digital signatures.
Tools to manage Private and Public keys.
Encryption and digital signature tools.
Some other common classes.
You can add Global-Common module to your project by inserting dependency in pom.xml: